T—squares can be temporarily adjusted by putting the thumb tack in the head as illustrated. This is used when the previous work does not align with the T-square.
CONVENIENCE: Ideal for marking cut lines on board materials with Imperial unit, for those who use the English system. T ruler (24in), perfect for
RONGPRO 24 Inch Adjustable T-Square Measuring Tools Layout Tools Aluminum Drywall A-Square
T-Squares – ALVIN Drafting, LLC
Fixed rectangular head t square flat surface Vector Image
Keyword: T-square
T-square - Wikipedia
X-Carve Instructions: Calibration and Maintenace
Rock Crusher Shown Here Vintage Line Stock Vector (Royalty Free) 1396357073
Temporary Adjustment T-square
Mechanical Drawing Tools